<a href='http://www.proce55ing.net/' >Proce55ing </a> - "an environment for creating electronic media. It is a sketchbook for developing ideas and a context for learning fundamentals of computer programming."

In other words, some seriously heavy stuff from <a href='http://acg.media.mit.edu/' >MIT Media Lab</a> dons <a href='http://acg.media.mit.edu/people/fry ' >Ben Fry</a> and <a href='http://www.groupc.net ' >Casey Reas</a>. Featuring new software from my personal favorite, <a href='http://www.kramdesign.com/' >Reed Kram</a> (who's recently updated his site).